Search U.S. government technical reports digitized or harvested by TRAIL.
Carbonizing properties and petrographic composition of Hazard no. 4 coal from Columbus no. 4 mine and high-temperature carbonizing properties of Hazard no. 7 coal from Hardburly mine, Perry county, Ky.
Expansion of coal in the sole-heated oven :quantitative effects of dry bulk density, moisture content, and particle size
Expanding properties of American coals tested in sole-heated oven
Expansion of coal :bench-scale tester